CN2398399Y

CN2398399Y - Lock hook for aluminium alloy door and window

Info

Publication number: CN2398399Y
Application number: CN 99240618
Authority: CN
Inventors: 陈锡棠
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-10-29
Filing date: 1999-10-29
Publication date: 2000-09-27
Anticipated expiration: 2009-10-29

Abstract

The utility model discloses a lock hook for an aluminium alloy door and window. The length of a hook seat is matched with two grooves of frames of both sides of the aluminium alloy door and window frame, and two installing holes with screw threads are arranged on the hook seat. The lock hook is positioned in proper positions of the two grooves of the frames of both of the two sides of the aluminium alloy door and window frame, and grub screws are screwed into the installing holes; thus, the lock hook can be conveniently fixed.

Description

The alumium alloy door and window latch hook

The utility model relates to the latch hook that is used with locking bolt with plug-type alumium alloy door and window.

Existing plug-type alumium alloy door and window all are equipped with locking bolt, and China's patent No. is the locking bolt that utility model patents such as 94210933.3 and 97308982.2 all disclose this class.The supporting latch hook of these locking bolts is by the hook seat, and the hook that is fixed on the hook seat constitutes, and several holes are arranged on the hook seat, is used to install and fix latch hook.This latch hook wants elder generation corresponding position on aluminium alloy doorframe and window frame to bore the hole when mounted, installs and fixes with self-tapping screw then, bothers so very much, and is not having under the situation of power supply, because electric drill can not start, the installation of latch hook can't be carried out.

The purpose of this utility model provides a kind of easy installation, fixed latch hook.

The purpose of this utility model is achieved in that the alumium alloy door and window latch hook, the length of its hook seat matches with two frame grooves on the aluminium alloy doorframe and window frame, two or more, screwed installing hole is arranged on the hook seat, in order to save material, it is thinner that the main part of hook seat can be made, and at its two ends the chimb that matches with aluminium alloy doorframe and window frame is arranged respectively, for easy for installation, the hook seat is ellipse garden shape or rhombus, makes it to snap in easily in the groove on both sides on the aluminium alloy doorframe and window frame.

Below in conjunction with accompanying drawing, the utility model will be further described.

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the vertical view of the described latch hook of Fig. 1.

According to Fig. 1 and Fig. 2, hook (2) fuses with hook seat (1), and hook seat (1) assumes diamond in shape, and on the hook seat (1) on hook (2) both sides two threaded installing holes (3) is arranged, and grub screw is screwed into installing hole (3), can be hook seat (1) jack-up.At the two ends, the left and right sides of hook seat (1) chimb (4) is arranged respectively.

Left and right two frames of existing aluminium alloy doorframe and window frame all have a groove, all promising installation wool top and two raised lines forming on the cell wall before and after groove, and the interior end of inner raised line and frame, formed a narrow slit.When latch hook is installed, the hook seat (1) of latch hook is put into the groove of aluminium alloy doorframe and window frame left and right side frame, make the chimb (4) of hook seat (1) enter said narrow slit, move to suitable position latch hook is upper and lower, grub screw is screwed into installing hole (3), the jack-up latch hook because the effect of said inner raised line, is fixed in the groove of left and right side frame of aluminium alloy doorframe and window frame latch hook.

The utility model is installed easily, fixedly depends merely on, even under the situation of not having electricity, also can install and fix work easily.

Claims

1. the alumium alloy door and window latch hook is characterized in that the length of hook seat matches with two frame grooves of aluminium alloy doorframe and window frame, has two or more, screwed installing hole on the hook seat.

2. alumium alloy door and window latch hook according to claim 1 is characterized in that respectively there is the chimb that matches with aluminium alloy doorframe and window frame at the two ends of said hook seat.

3. alumium alloy door and window latch hook according to claim 1 and 2 is characterized in that said hook seat is ellipse garden shape or rhombus.